* {
    padding: 0px;
    margin: 0 auto;
    box-sizing: border-box;
}

body {
    width: 100%;
    height: 100%;
    background-image: url(../images/bg.jpg);
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;
}

.title {
    position: fixed;
    font-size: 50px;
    width: 100%;
    text-align: center;
    padding-top: 20px;
    padding-bottom: 20px;
    color: white;
    background-color: rgba(18, 18, 18, 0.5);
    z-index: 9999;
}

.title a {
    text-decoration: none;
    color: white;
}

.title a:hover {
    color: rgb(146, 18, 125);
}

.notice {
    width: 50%;
    margin-top: 2%;
    padding: 25px;
    background-origin: border-box;
    background-image: linear-gradient(to right, #b92b27, #1565C0);
    border-radius: 30px;
    text-align: left;
    color: gold;
    font-size: 35px;
    filter: alpha(opacity=70);
    -moz-opacity: 0.7;
    -khtml-opacity: 0.7;
    opacity: 0.7;
}

.context {
    width: 70%;
    height: auto;
    margin: 2% auto;
    border-radius: 30px;
    padding-bottom: 2%;
    background-origin: border-box;
    background-image: linear-gradient(to right, #E8D07A, #5312D6);
    filter: alpha(opacity=70);
    -moz-opacity: 0.7;
    -khtml-opacity: 0.7;
    opacity: 0.7;
}

.foot {
    padding: 25px;
    width: 100%;
    background-color: rgba(18, 18, 18, 0.5);
    height: auto;
    text-align: center;
}

.div {
    float: left;
    margin-left: 2%;
    margin-top: 2%;
    width: 17.6%;
    height: 25%;
    background-image: linear-gradient(to right, #FFCF71, #2376DD);
    filter: alpha(opacity=100);
    -moz-opacity: 1;
    -khtml-opacity: 1;
    opacity: 1;
    text-align: center;
    padding-top: 20px;
}

.div a {
    text-align: center;
    font-size: 25px;
    text-decoration: none;
    color: white;
}

.div a:hover {
    color: rgb(146, 18, 125);
}

.div a img {
    width: 75%;
    height: 75%;
}

@media screen and (max-width: 600px) {
    .div {
        width: 80%;
        margin: 10%;
        height: 30%;
        padding-bottom: 3%;
    }
    .notice {
        width: 80%;
        font-size: 20px;
        margin-bottom: 5%;
    }
}